17910. Every person who regularly transacts business in this state
for profit under a fictitious business name shall do all of the
following:
(a) File a fictitious business name statement in accordance with
this chapter not later than 40 days from the time the registrant
commences to transact such business.
(b) File a new statement after any change in the facts, in
accordance with subdivision (b) of Section 17920.
(c) File a new statement when refiling a fictitious business name
statement.